modelassetlib_native/util/
bits.rs

1pub fn u8_to_u32(bits: (u8, u8, u8, u8)) -> u32 {
2    let a0 = u32::from(bits.0);
3    let a1 = u32::from(bits.1);
4    let a2 = u32::from(bits.2);
5    let a3 = u32::from(bits.3);
6
7    (a0 << 24) + (a1 << 16) + (a2 << 8) + a3
8}
9
10pub fn u32_to_u8(num: u32) -> (u8, u8, u8, u8) {
11    let mut num_mut = num;
12
13    let a0 = num_mut & 0xFF;
14    num_mut >>= 8;
15    let a1 = num_mut & 0xFF;
16    num_mut >>= 8;
17    let a2 = num_mut & 0xFF;
18    num_mut >>= 8;
19    let a3 = num_mut;
20
21    (a3 as u8, a2 as u8, a1 as u8, a0 as u8)
22}
23
24pub fn i8_to_i32(bits: (i8, i8, i8, i8)) -> i32 {
25    u8_to_u32((bits.0 as u8,
26               bits.1 as u8,
27               bits.2 as u8,
28               bits.3 as u8)) as i32
29}
30
31pub fn i32_to_i8(num: i32) -> (i8, i8, i8, i8) {
32    let result = u32_to_u8(num as u32);
33    (result.0 as i8, result.1 as i8, result.2 as i8, result.3 as i8)
34}
35
36pub fn u8_to_f32(bits: (u8, u8, u8, u8)) -> f32 {
37    f32::from_bits(u8_to_u32(bits))
38}
39
40pub fn f32_to_u8(num: f32) -> (u8, u8, u8, u8) {
41    u32_to_u8(num.to_bits())
42}
43
44pub fn i8_to_f32(bits: (i8, i8, i8, i8)) -> f32 {
45    u8_to_f32((bits.0 as u8,
46               bits.1 as u8,
47               bits.2 as u8,
48               bits.3 as u8))
49}
50
51pub fn f32_to_i8(num: f32) -> (i8, i8, i8, i8) {
52    let result = f32_to_u8(num);
53    (result.0 as i8, result.1 as i8,
54     result.2 as i8, result.3 as i8)
55}
modelassetlib_native/util/bits.rs

modelassetlib_native/util/
bits.rs
